X2 issued callable bonds on January 1, 2012. The bonds pay interest annually on December 31 each year. X2's accountant has projected the following amortization schedule from issuance until maturity: Date Cash Paid Interest Expense Decrease in Carry Value Carry Value 1/1/10= 104,212 12/31/11 7,000 6253 747 103,465 12/31/12 7,000 6208 792 102,673 1231/13 7,000 6160 840 101,833 12/31/14 7,000 6110 890 100,943 12/31/15 7,000 6057 943 100,000 What is the annual market interest rate on bonds A 3% B 3.5% C. 6% D 7%